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Diffstat (limited to 'babeld/source.h')
-rw-r--r-- | babeld/source.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/babeld/source.h b/babeld/source.h new file mode 100644 index 00000000..62a7e1ee --- /dev/null +++ b/babeld/source.h @@ -0,0 +1,67 @@ +/* + * This file is free software: you may copy, redistribute and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation, either version 2 of the License, or (at your + * option) any later version. + * + * This file is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * This file incorporates work covered by the following copyright and + * permission notice: + * +Copyright (c) 2007, 2008 by Juliusz Chroboczek + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + +#ifndef BABEL_SOURCE_H +#define BABEL_SOURCE_H + +#define SOURCE_GC_TIME 200 + +struct source { + struct source *next; + unsigned char id[8]; + unsigned char prefix[16]; + unsigned char plen; + unsigned short seqno; + unsigned short metric; + unsigned short route_count; + time_t time; +}; + +struct source *find_source(const unsigned char *id, + const unsigned char *p, + unsigned char plen, + int create, unsigned short seqno); +struct source *retain_source(struct source *src); +void release_source(struct source *src); +int flush_source(struct source *src); +void update_source(struct source *src, + unsigned short seqno, unsigned short metric); +void expire_sources(void); +void check_sources_released(void); + +#endif |